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| Number | Title | Issue Date |
| 8141843 | Fluid control valve A valve includes a body, a throttling ball, and a shoe. The body includes an upstream flow passage and a downstream flow passage in fluid communication with an interior cavity of the body. The throttling ball is rotatable within the interior cavity on an axis to adj... | 03/27/2012 |
| 7963501 | Butterfly valve A butterfly valve including a housing having a hollow passage defining a flow path and a shaft mounted to the housing and extending transversely across the flow path. The shaft defines an axis of rotation for a butterfly valve element carried on the shaft. The valve... | 06/21/2011 |
| 7959127 | Axial trim for dirty service valve In accordance with the present invention, there is provided a dirty service valve including an axial trim which, as a result of its structural attributes and extended stroke length, provides increased Cv capacity relative to valve plug size in comparison to existing... | 06/14/2011 |
| 7815165 | Valve device having barrier for suppressing transmission of pulsating waves A present invention is advantageously applied to a purge valve for purging evaporated fuel stored in a canister to an intake pipe of an engine. The purge valve has a fluid passage connecting an inlet port and an outlet port, and a normally closed valve port that is ... | 10/19/2010 |
| 7431045 | Flow restrictor A flow restrictor with a first disk having at least one inlet and at least one outlet and a flow path and a second disk having no flow path. The first disk and the second disk being stacked together. A mass flow controller comprising with an input, an output, a flow... | 10/07/2008 |
| 7370661 | Permeable gas assembly for gas delivery A valve assembly for controlling gas delivery from a higher pressure fluid source to a lower pressure processing tool. The valve assembly includes a valve poppet movingly engageable with a valve seating member and a fluid permeable insert positioned between the valv... | 05/13/2008 |
| 7347223 | Pipe flow stabilizer A fluid flow stabilizer for use in a flow of fluid in a conduit between a source of turbulence and a fluid control device. The stabilizer comprises a fluid conduit section having a first end with a mounting arrangement for mounting the first end to the fluid conduit... | 03/25/2008 |
| 7322559 | Plug valve having high flow resolution The invention relates to a valve with high flow resolution within a flow range, which valve comprises a valve housing and a valve plug, whereby the valve plug comprises a cavity and a flow regulating slit which in cooperation with the valve housing forms a flow pass... | 01/29/2008 |
| 7322793 | Turbine motor of a rotary atomizer A turbine, e.g., with a blade arrangement, which receives an air flow in the radial direction and which is located on a carrier surface of the turbine wheel, is used as a drive motor for a rotary atomizer. The drive channel, which contains the turbine blades and whi... | 01/29/2008 |
| 7322557 | Chemical liquid control valve A chemical liquid control valve is provided with a barrier on an outer circumferential end portion of a protruding part (an outer circumferential bottom portion of a valve seat). The barrier is placed so that an angle between the center line of an outlet passage and... | 01/29/2008 |
| 7320340 | Fluid pressure reduction devices Fluid pressure reduction devices for use in gas and liquid handling systems are disclosed. An example fluid pressure reduction device includes a plurality of cylinders, each having an inner diameter surface and an outer diameter surface and a plurality of apertures ... | 01/22/2008 |
| 7275562 | Extensible spiral for flex circuit A planar extensible structure in a flat planar flex circuit can be extended out of the plane of the circuit by a distance of more than the width of the structure to carry fluids, electrical signals or optical signals into and out of the circuit. The planar extensibl... | 10/02/2007 |
| 7264221 | Butterfly valve assembly with improved flow characteristics A control valve assembly that utilizes a butterfly valve having a valve body and a valve disc movable between a seated position and an open position. The control valve assembly includes a flow insert positioned along the interior of the valve body and generally alig... | 09/04/2007 |
| 7234488 | Valve assembly and method with slotted plates and spherical ball plug A valve assembly, comprises a housing having an inlet, an outlet, and an internal volume; a pair of sealing rings and mounted to the housing; and a spherical plug rotatably disposed within the housing for contact with the seating rings, the spherical plug comprising... | 06/26/2007 |
| 7222643 | Internal post flow control A flow control including an annular flexible member and an internal post disposed downstream of the flexible member is described. The annular flexible member has a deflectable inner edge that defines a passage channel and the annular flexible member and internal pos... | 05/29/2007 |
| 7195034 | Fluid trim apparatus and method A noise reducing apparatus and method for handling of fluid comprises a plurality of discs stacked on one another, each disc having a radially inner periphery and a radially outer periphery, and a plurality of fluid flow channels defined on at least some of the disc... | 03/27/2007 |
| 7178782 | Quiet opening ball valve A valve uniquely integrates ball valve and throttling valve principals, thus affording quieter stop-and-start operation. A ball held by two seat rings is rotatable ninety degrees and has a diametric bore adjustable between fully closed (0°) and fully open (90°) po... | 02/20/2007 |
| 7174912 | Shut-off valve assembly A shut-off valve assembly for regulating the flow of fluid through or from a fluid line. The assembly comprises: a body attachable to or within a fluid line and having a chamber therein with inlets and an outlet for fluid from the fluid line; a valve seat that provi... | 02/13/2007 |
| 7175157 | Fluid controller A fluid controller, wherein the recessed port (25) of a body (22) is formed of larger diameter part (25a) near an opening and a small diameter part (25c) continued to the lower part of the large diameter part (25a | 02/13/2007 |
| 7156122 | Rotary ball valve assembly A method of forming a ball valve element for a rotary ball valve assembly, the method comprising the steps of: (a) inserting an impedance element through an insertion opening of a ball valve element into a bore; (b) forming a fluid opening in the ball valve element ... | 01/02/2007 |
| 7152628 | Anti-cavitation valve assembly A valve assembly for reducing cavitation includes a seat disposed within a valve housing intermediate a fluid inlet and outlet thereof. A disc guide is associated with the seat so as to be slidably moveable relative to the seat. The seat includes a wall defining an ... | 12/26/2006 |
| 7150299 | Assembly and method for containing, receiving and storing fluids and for dispensing gas from a fluid control and gas delivery assembly having an integrated fluid flow restrictor A fluid control and gas delivery assembly and method for containing, receiving and storing hazardous fluids and for dispensing gas comprising a container, a fluid fill path, a gas dispensing path, a first shut-off valve, a pressure reducer, a fluid flow restrictor, ... | 12/19/2006 |
| 7143992 | Device for regulating the flow of a fluid, in particular for solenoid valves A device (RF) for regulating and/or stabilizing the flow of a fluid comprises a single body (20), envisaged for insertion in a pipe for passage of the fluid, in particular the inlet pipe of a solenoid valve (1). According to the invention, in the singl... | 12/05/2006 |
| 7131457 | Flow-through pressure regulator including a perforated diaphragm-to-seat spring retainer A flow-through pressure regulator includes a retainer that secures a diaphragm relative to a seat, and includes a cylindrical portion, an axial end portion and an annular portion. The cylindrical portion extends about a longitudinal axis and is fixed with respect to... | 11/07/2006 |
| 7131456 | Mass flow controller A mass flow controller includes a base having a passage that allows a fluid to pass through the passage. A first control valve controls a mass flow of a fluid passing through the passage. A second control valve controls a full scale of the mass flow of the fluid. A ... | 11/07/2006 |
| 7131514 | Noise attenuation device for a vehicle exhaust system A noise attenuation device for a vehicle exhaust system is provided. The device includes an exhaust pipe having a passageway for receiving exhaust gas pulses from an engine. The device further includes a plurality of vanes extending from an inner surface of the pass... | 11/07/2006 |
| 7127939 | Measuring method on an electric motor and measuring device for an electric motor for determining the fly height and/or axial play To provide a measuring method on an electric motor with a rotor and a stator for determining the fly height and/or axial play, the rotor being mounted, and in particular fluid-mounted, on the stator, with which method the axial position of the rotor in relation to t... | 10/31/2006 |
| 7124966 | Fuel injector check valve A high pressure unit fuel injector includes a member with a fuel delivery opening to be intermittently supplied with high pressure fuel and a valve seat encircling the fuel delivery opening. A valve cage includes a check-valve chamber adjacent the valve seat. The ch... | 10/24/2006 |
| 7121785 | Retraction retainer system for biased turbine engine components A device, system, and method for securing a turbine engine seal in a retracted position enabling maintenance, assembly and disassembly of the turbine engine. The system can include a retainer arranged to retain the seal in a retracted position and constructed to fai... | 10/17/2006 |
| 7111637 | Enclosure system for pressure relief device An enclosure for a pressure relief device, particularly pressure relief devices mounted on electrical equipment housings, is pre-assembled together with the pressure relief device. The enclosure, which provides for temporarily confining and directing fluids discharg... | 09/26/2006 |
| 7086498 | Noise attenuation device for a vehicle exhaust system A noise attenuation device for a vehicle exhaust system is provided. The device includes an exhaust pipe having a passageway for receiving exhaust gas pulses from an engine. The device further includes a plurality of vanes extending from an inner surface of the pass... | 08/08/2006 |
| 7082956 | Regulator with flow distributor A flow-through pressure regulator having a housing, and a divider. The housing includes an inlet and an outlet disposed along a longitudinal axis. The divider separates the housing into a first chamber and a second chamber, and includes a seat, a diaphragm, a retain... | 08/01/2006 |
| 7069950 | Noise abatement module using Herschel-Quincke tubes A noise-attenuating module of a valve trim, including: a first divider plate; a second divider plate; and a plurality of flow segment plates disposed adjacent to and in contact with one another. At least one Herschel-Quincke tube flow path is formed by interconnecte... | 07/04/2006 |
| 7066722 | Discharge valve for compressor A compressor assembly including a compressor mechanism, a compression chamber and a discharge chamber. A discharge port provides fluid communication between the compression chamber and the discharge chamber. A valve seat circumscribes the discharge port. A discharge... | 06/27/2006 |
| 7055548 | Control valve trim and seat design for valve trim with minimal unbalanced area A fluid control valve trim and seat with a valve plug of a radius of about 0.03 inch, when used in conjunction with a valve seat angle of about 75°, results in minimal unbalance area. The valve trim is provided with pairs of anti-cavitation notches. The notches are... | 06/06/2006 |
| 7044437 | Flexible size sparger for air cooled condensors A flexible size diffuser grid assembly formed up of individual sparger units for use as a noise abatement device to reduce the fluid pressure in a predetermined manner to substantially reduce the aerodynamic noise and structural vibrations produced by a fluid moving... | 05/16/2006 |
| 7044436 | Regulation valve A ball valve for fluids comprises a body (11) provided with an inlet and an outlet (12, 13) and with an inner chamber (14) in which a ball element (15) having a main communication passageway (17) passing through the ball element it... | 05/16/2006 |
| 7028496 | Air-conditioning system for vehicle An air-conditioning system for a vehicle includes an electronic control unit which detects a collision of the vehicle and activates an air bag of the vehicle, and a circulation passage for a refrigerant or R152a. The system further includes a discharge device which ... | 04/18/2006 |
| 7013916 | Sub-atmospheric gas delivery method and apparatus An apparatus for containing and delivering hazardous gases at sub-atmospheric pressure from a pressurized container is provided which includes a valve body in sealed communication with an outlet orifice of the pressurized container. The outlet orifice of the pressur... | 03/21/2006 |
| 7013918 | Fluid pressure reduction device A fluid pressure reduction device comprises a plurality of stacked disks having a perimeter and a hollow center aligned along a longitudinal axis. Each disk has at least one flow path extending between the hollow center and the perimeter, the flow path including an ... | 03/21/2006 |
